2 reasons why the stock price would rise is beacuse the pickles are in higher demand or less people are selling pickles so her items are more "valuable".
2 reasons why it would fall is because someone could have said negative things and it went viral so therefore people stop buying the pickles causing a fall in the price in stocks. Another reason would be a change in how the company runs and the pricing of the pickles.
when people reduce the amount of waste you produce by choosing products with less packaging and reuse items when you can. you can also choose reusable items